Which charities do your favorite Aries support?

Aries are passionate and fully engaged in life. They don't shy away from the harsher aspects either. These celebs put their money where their heart is to support causes they believe in.

- Sarah Jessica Parker is a UNICEF ambassador. - Reese Witherspoon is honorary chair of the Avon Foundation, supporting women and focusing on breast cancer research and the prevention of domestic violence. This mother of three also works on behalf of Save the Children and the Children's Defense Fund. - Keira Knightly donates her time to Oxfam and the Spinal Muscular Atrophy Trust. - Diva Mariah Carey practically needs a bio just for her philanthropic deeds, including the Fresh Air Fund, Make-a-Wish Foundation, and cancer research!